diff --git a/app/controllers/api/v1/projects/branches_controller.rb b/app/controllers/api/v1/projects/branches_controller.rb
index bd219c23a..c0a8ade3b 100644
--- a/app/controllers/api/v1/projects/branches_controller.rb
+++ b/app/controllers/api/v1/projects/branches_controller.rb
@@ -22,7 +22,13 @@ class Api::V1::Projects::BranchesController < Api::V1::BaseController
       open_pull_requests = @project.pull_requests.opening.where(head: params[:name]).where(user_id: current_user.id)
       if open_pull_requests.present?
         open_pull_requests.each do |pull_request|
-          PullRequests::CloseService.call(@project.owner, @project.repository, pull_request, current_user)
+          closed = PullRequests::CloseService.call(@project.owner, @project.repository, pull_request, current_user)
+          if closed === true
+            pull_request.project_trends.create!(user: current_user, project: @project,action_type: ProjectTrend::CLOSE)
+            # 合并请求下issue处理为关闭
+            pull_request.issue&.update_attributes!({status_id:5})
+            SendTemplateMessageJob.perform_later('PullRequestClosed', current_user.id, pull_request.id) if Site.has_notice_menu?
+          end
         end
       end
       return render_ok